Home / 19,456,612.85-26,849,198.03-10,636,519.30

Finding the Fourth Proportional to 19,456,612.85, 26,849,198.03 and 10,636,519.30

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Solution

The fourth proportional to 19,456,612.85, 26,849,198.03 and 10,636,519.30 is: 14,677,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,456,612.85 : 26,849,198.03 = 10,636,519.30 : x
  2. Step 2: Convert to fraction form
    19,456,612.85/26,849,198.03 = 10,636,519.30/x
  3. Step 3: Cross multiply
    19,456,612.85x = 26,849,198.03 × 10,636,519.30
  4. Step 4: Simplify right side
    19,456,612.85x = 285,582,013,126,168.56
  5. Step 5: Solve for x
    x = 285,582,013,126,168.56/19,456,612.85
  6. Step 6: Final answer
    x = 14,677,889.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.